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Finding the Fourth Proportional to 110,621.22, 165,885.03 and 60,687.06

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Solution

The fourth proportional to 110,621.22, 165,885.03 and 60,687.06 is: 91,004.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,621.22 : 165,885.03 = 60,687.06 : x
  2. Step 2: Convert to fraction form
    110,621.22/165,885.03 = 60,687.06/x
  3. Step 3: Cross multiply
    110,621.22x = 165,885.03 × 60,687.06
  4. Step 4: Simplify right side
    110,621.22x = 10,067,074,768.71
  5. Step 5: Solve for x
    x = 10,067,074,768.71/110,621.22
  6. Step 6: Final answer
    x = 91,004.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.